package com.dzu.gulimall.product.exception;

/**
 * @Classname GulimallControllerAdvice
 * @Description 统一异常处理类\\集中处理所有异常
 * @Date 2021/4/16 8:38
 * @Created by ZhaoDong
 */

import com.dzu.common.exception.BizCodeEnume;
import com.dzu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;

/**
 * @author ZhaoDong
 */
@Slf4j
//@ControllerAdvice(basePackages = "com.dzu.gulimall.product.controller")
//@ResponseBody
@RestControllerAdvice(basePackages = "com.dzu.gulimall.product.controller")
public class GulimallControllerAdvice {


    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleValidException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题:{},异常问题:{}",e.getMessage(),e.getClass());
        BindingResult bindingResult = e.getBindingResult();

        HashMap<String, String> map = new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError)->{
                map.put(fieldError.getField(), fieldError.getDefaultMessage());
        });
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(),BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data",map);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable t){

        log.error("出现错误",t);
        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(),BizCodeEnume.UNKNOW_EXCEPTION.getMsg());
    }

}
